RS PRO High Speed Steel (HSS) Die Nut M4 Thread Size, Thickness 0.25in, Hex Size 18.03 mm 424-239

RS PRO 424-239 Die Nut M4 is a precision threading tool made from high-speed steel (HSS) designed for effective repair of damaged or bruised threads and for extending stud threaded sections where access is restricted. It is manufactured to the BS1127; 1950 standard ensuring reliable performance for mechanical and industrial applications.

This die nut features a 0.25 inch thickness and a hex size of 18.03 mm, making it compatible with M4 thread sizes commonly used in mechanical and fluid power maintenance operations. The robust HSS material offers excellent wear resistance and longevity even under frequent usage.

The compact design makes it especially useful in tight spaces where traditional threading tools may not fit, allowing accurate thread repair or extension without dismantling components unnecessarily.

This product is made in China and is widely used in industrial workshops, manufacturing plants, maintenance departments, and mechanical repair settings. It is an essential tool in any professional’s toolkit for thread repair and refurbishment tasks.

Manufactured using metric high-speed steel for durability. Designed to repair bruised threads or to extend stud threaded sections accurately. Complies with BS1127; 1950 standard for threading tools. Compact design ideal for use in areas where access is limited.

Features 0.25 inch thickness and 18.03 mm hex size for secure fitting. Made in China with high quality material ensuring longevity. Suitable for professional mechanical and industrial repair usage. Explore more professional threading tools and die nut options in the Industrial Tools & Equipment category on EnvMart for reliable maintenance solutions.

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